Home / 456,157.37-629,442.23-252,180.74

Finding the Fourth Proportional to 456,157.37, 629,442.23 and 252,180.74

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Solution

The fourth proportional to 456,157.37, 629,442.23 and 252,180.74 is: 347,979.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,157.37 : 629,442.23 = 252,180.74 : x
  2. Step 2: Convert to fraction form
    456,157.37/629,442.23 = 252,180.74/x
  3. Step 3: Cross multiply
    456,157.37x = 629,442.23 × 252,180.74
  4. Step 4: Simplify right side
    456,157.37x = 158,733,202,940.54
  5. Step 5: Solve for x
    x = 158,733,202,940.54/456,157.37
  6. Step 6: Final answer
    x = 347,979.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.